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Finding the Fourth Proportional to 344,613.52, 516,008.98 and 269,883.72

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Solution

The fourth proportional to 344,613.52, 516,008.98 and 269,883.72 is: 404,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,613.52 : 516,008.98 = 269,883.72 : x
  2. Step 2: Convert to fraction form
    344,613.52/516,008.98 = 269,883.72/x
  3. Step 3: Cross multiply
    344,613.52x = 516,008.98 × 269,883.72
  4. Step 4: Simplify right side
    344,613.52x = 139,262,423,075.81
  5. Step 5: Solve for x
    x = 139,262,423,075.81/344,613.52
  6. Step 6: Final answer
    x = 404,111.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.